Did the author really believe the LLM made the compiler by itself and not distilled (copied) from other compilers?
2. Most problems anyone has are solved problems or variations on solved problems. This type of distillation is extremely useful.
Many "super-duper impressive" examples of LLM use end up being copyright laundering. Maybe the world is different now and copyright laundering is acceptable, but let's not pretend it's that cool and exciting.